BTR SK427 SPRING KIT - SOLID ROLLER LSx - SK427/500
Using the infamous PSI DR427 RML springs allows BTR to bring the best 1.300" diameter solid roller spring kit to market! Our new SR532-16 retainers made from Ti 17 material with mini 8 lock design ensures many years of reliable use, includes locks. Your choice of .505" ID or .565" ID chromoly locators.
Spring specs:
- PSI DR 427 RML VALVE SPRINGS
- 1.300" outer OD
- .898" outer ID
- .628 inner ID
- Polished
- 230 lbs @ 1.850"
- 715 lbs @ 1.100
- Coil Bind @ 1.050"
- Max Lift .750"